/*
 * Copyright 2000-2017 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.jetbrains.plugins.groovy.lang.psi.controlFlow;

import org.jetbrains.annotations.NotNull;

import java.util.Deque;

/**
 * @author ven
 * @see org.jetbrains.plugins.groovy.lang.psi.controlFlow.impl.ControlFlowBuilder#visitTryStatement(org.jetbrains.plugins.groovy.lang.psi.api.statements.GrTryCatchStatement)
 * @see ReturnInstruction#successors(CallEnvironment)
 * @see CallInstruction#successors(CallEnvironment)
 * @see AfterCallInstruction#predecessors(CallEnvironment)
 */
public interface CallEnvironment {

  @NotNull
  Deque<CallInstruction> callStack(@NotNull Instruction instruction);

  void update(@NotNull Deque<CallInstruction> callStack, @NotNull Instruction instruction);
}
